Tangnga Layuk, R., Prihatmo, G. and Aditiyarini, D. (2022) “STUDI KOMPARASI KANDUNGAN TIMBAL PADA KANGKUNG (Ipomea aquatica Forsk.) DARI PASAR TRADISIONAL DAN SUPERMARKET DI YOGYAKARTA: Comparative Study of Lead Content in Kangkung (Ipomea aquatica Forsk.) from Traditional Markets and Supermarkets in Yogyakarta”, Biospecies, 15(2), pp. 47–54. doi: 10.22437/biospecies.v15i2.13787.